General

  • Target
    daad6bbfc12991b5f327755123cb4b48
  • Size 11.7MB
  • Sample240321-eyshzsbf85
  • SHA256 ca42af334909a2296e1a3ef8707988abba34633858c1b5613b3d6354e66eb0db
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      daad6bbfc12991b5f327755123cb4b48
    • Size 11.7MB
    • SHA256 ca42af334909a2296e1a3ef8707988abba34633858c1b5613b3d6354e66eb0db
    • MD5 SHA1 SHA512 SSDEEP
    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks